Best Powertron in 2026

Brand new replacement battery for the #71000A Welch Allyn Otoscope Handle.

1 Year Warranty

We manufacture over 10,000 of them per year

10 brand new, factory fresh, AG3 watch batteries

Compatible Part Numbers: 192, 392, LR41, SR41

These are retail tear off cards. They can be torn off one battery at a time

Brand new replacement AG12 SR621, SR621SW, 364, 164 batteries

Compatible Part #'s: 164, 364, LR621, SR621

These BATTERIES are SUITABLE for WATCHES, CALCULATORS, CAMERAS, GAMES, and LIGHTERS

Voltage: 1.55, Amperage: 80mAh, Chemistry: Silver Oxide

Length: 0.310, Width: 0.310, Height: 0.210, Diameter: 0.31

393 309 SR754 LR754 SR48 LR48 AG5 193 V393 D393 RW28 S15

Voltage: 1.55, Amperage: 80mAh, Chemistry: Silver Oxide

393 309 SR754 LR754 SR48 LR48 AG5 193 V393 D393 RW28 S15

Watch / Button Cells

Premium XR Lithium Ion pack provides up to 60% more capacity than standard DEWALT 20V MAX battery pack (DCB200)

3-LED fuel gauge system of DEWALT battery allows immediate feedback on state of charge

No memory and virtually no self-discharge for maximum productivity and less downtime

Charges up to 2 USB compatible electronic devices where AC power is not available

2 USB ports provide quick and easy charging

2.1A output from each USB port, 4.2A total output when both USB ports are connected

(2) 20V MAX 5.0Ah XR batteries, which provide up to 10 amp hours of capacity

Charges all 12V, 20V and 60V MAX batteries at a 4 amp charge rate

The Kit includes a soft bag for additional tool storage

✅【From INIU — the SAFE Fast Charge Pro】 Experience the safest charging with over 38 million global users. At INIU, we use only the highest-grade materials, so we do have the confidence to provide an industry-leading 3 years warranty.

✅【2-Pack Ultra Slim 10000mAh】Get 2 chargers at once—the thinnest 10000mAh power bank on the market, easily slip it into any of your pockets or bags. Enjoy the day’s worth of charging capacity, each enough to top up iPhone 8 3.6 times, Samsung S8 2.3 times or iPad Air once.

✅【2023 Version USB C Input & Output】Unlike most chargers featuring a USB C input only, INIU 3A High-Speed PowerPaw has a USB-C In & Out port to perfectly fit your new iPhones, iPad and all upcoming USB-C devices.

IN THE BOX: 100-pack of 1.5 volt AAA alkaline batteries for reliable performance across a wide range of devices

DEVICE COMPATIBLE: Ideal for game controllers, toys, flashlights, digital cameras, clocks, and more

DESIGNED TO LAST: 10-year leak-free shelf life; store for emergencies or use right away

Ultra-High Cell Capacity: The massive 20,000mAh cell capacity provides more than 5 charges for iPhone XS, almost 5 full charges for Samsung Galaxy S10, more than 4 charges for iPhone 11, and over 2 and a half charges for iPad mini 5.

Advanced Charging Technology: Anker's exclusive PowerIQ and VoltageBoost technology combine to deliver an optimized charge to your devices, while the trickle-charging mode is the best way to charge low-power accessories.

Simultaneous Charging: Twin USB ports allow you to charge two devices at the same time. The USB-C port cannot charge other devices.

IN THE BOX: 8-pack of AAAA 1.5-volt alkaline batteries for long-lasting reliable power

FOR SPECIALTY DEVICES: Ideal for devices such as medical equipment and other specialty electronics

LONG-LASTING: 3-year shelf life; store for emergencies or use right away

Compatible with most DEWALT 18Volt tools and allows for use of 20Volt MAX compact batteries

Requires use of DEWALT 20Volt MAX charger

Use with DCB201, DCB203, DCB203BT compact batteries

Quality Throughout:Built adventure-tier touch with superior durability and scratch resistance, PowerCore Slim 10000 is premium both inside and out.

Slim Size, Big Power:One of the slimmest and lightest 10,000mAh portable chargers on the market. Provides 2.25 charges for iPhone 12, 1.6 charges for Galaxy S20 and 1.2 charges for iPad mini 5.

Versatile Charging: Anker's exclusive PowerIQ and VoltageBoost technology combine to detect and deliver a tailored charge up to 12W, while the trickle-charging mode is the best way to charge low-power devices.

Superior Pack Construction

Electronics and Performance To Deliver More Work Per Charge and More Work Over Pack Life

Offers 2.0a Hours Of Runtime

50% more runtime, most work/charge of any power tool battery

50% more power to replace 15Amp corded tools & runs 50% cooler

Fully compatible with the M18 System, featuring over 150+ tools

Integrated L.E.D. battery charge level indicator allows user to monitor battery charge

Provides up to 35% more run time per charge compared to BL1830

18V LXT Lithium-Ion 4.0Ah battery reaches a full charge in 40 minutes or less

Combination Kits, Batteries and Chargers

Manufacturer: Milwaukee

Made in China

Provides up to 65 Percent more run time per charge compared to the 18V 3.0Ah battery (BL1830)

Compatible only with Star Protection tools, indicated by the Star Symbol and/or Yellow Battery Receiver under the tool

Reaches a full charge in 45 minutes or less on the Makita Rapid Optimum Charger (sold separately)

Max air flow at 100CFM. Air Speed:135 mph

3-speed variable speed switch provides control while in use

Same runtime and power in a lighter, shorter Package compared to DCB200

Fashion Design:Smooth face and better texture makes it elegant and unique.

Upgraded Capacity: 4500mAh is big enough to fully charge your iPhone 8 1.5 times or charge your iPhone X 1 time.

Upgraded built-in Lightning Cable:Supports thicker cases than last generation,no longer need to remove the case first to charge your iPhone.

1. Package include: 2 x 3500mAh Ryobi 18v battery, 1 x Ryobi charger.

2. Ryobi charger input: AC 100-240V | Output: Li-ion 3A, Ni-CD / Ni-MH 2A | Voltage: 12 ~ 18V | Cable length 51 inches (130cm).

3. Compatible with Ryobi p102, p103, p104, p105, p107, p108, p109 and fit all Ryobi 18v one+ system cordless tools, Ryobi Charger Replaces : BCL1418, 260051002, P113, P117, P118.

Up to 2550mAh (AA) and 950mAh (AAA) Ni-MH pre-charged rechargeable battery

Maintains up to 75% of their charge up to 1 year (when not in use)

Rechargeable up to 500 times

Quick And Easy Load - Provides non-stop nailing for up to 1,000 nails; load and go.

Broad Use - Two types of adapter heads meet the needs of ALL Paslode Cordless Finish and Brad nailers

Excellent Performance - Provides a precise fuel dose for reliable drive performance.

Integrated L.E.D. battery charge level indicator allows user to monitor battery charge

Provides up to 50% more run time per charge compared to BL1815

Reaches full charge in 25 minutes or less

DEWALT 20V/60V Battery has 12.0 Ah capacity for maximum runtime

DEWALT battery is compatible with 20V MAX*, 60V MAX*, and 120V MAX* tools

Compatible with all 20V MAX* Chargers

Compatible with all Bosch 12-Volt Max Tools and chargers

2.0 Amp Hour Capacity

Performs in cold temperatures down to -4 degrees F

Compatible with Black & Decker 20 Volt Max lithium ion cordless tools

Longer runtime and improved performance

Holds a charge for up to 500 days

Integrated L.E.D. battery charge level indicator allows user to monitor battery charge

Provides up to 2X more run time per charge compared to BL1830

Reaches full charge in 55 minutes or less

1..5 Ah battery charges quickly and runs any WORX 20V tool

Share batteries and save money, with the WORX 20V PowerShare Platform

For extended run time, see our 2.0 Ah 20V MaxLithium Battery (WA3525)