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

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.

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.

Combination Kits, Batteries and Chargers

Manufacturer: Milwaukee

Made in China

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

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

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)

Superior Pack Construction

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

Offers 2.0a Hours Of Runtime

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

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)

HIGH PERFORMANCE - 20V MAX* Powerconnect 3.0 Ah battery powers all BLACK+DECKER 20V Max Powerconnect tools

POWER EVERY PROJECT - Power the BLACK+DECKER 20V MAX* Powerconnect product line and conquer your to-do list

TACKLE EVERY TASK - Take on projects around the house, garage, or backyard by easily swapping between tools

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

Compatible with all Bosch 12-Volt Max Tools and chargers

2.0 Amp Hour Capacity

Performs in cold temperatures down to -4 degrees F

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.

The DEWALT 20V battery has the power of corded with the flexibility of cordless

DEWALT battery has 4 times the runtime of DCB201 1.5Ah battery

3 times the power of DC9096 18V battery

ONE+ COMPATIBLE: Works with any power tool from the Ryobi One+ System. Use this on your cordless routers, circular saws, reciprocating saws, blowers, and more

MORE POWER: This extra large battery holds over 4 times more power than the other, smaller models

QUICK CHARGE: The P108 can be fully charged in as little as one hour

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

3.0Ah capacity provides long runtime for the the DEWALT 20V battery

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

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

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

Reaches full charge in 40 minutes or less

[LONGER, STRONGER] Our longer-lasting 20V battery—4.0 Ah provides up to double the run time of a 2.0 Ah battery. Make sure you have enough to finish the job

[STEP ON THE GAS] Get rid of all the downsides of gas (cost, fumes, mess) but keep the power. The 4.0 Ah is professional strength. It’s cleaner, greener, meaner

[DO IT ALL WITH THE SAME BATTERY] Worx Power Share is compatible with all Worx 20v and 40v tools, outdoor power and lifestyle products

Includes: (2) PBP005 18V ONE+ Lithium-Ion 4.0 Ah Batteries

(1) PCG002 18V Lithium-Ion Charger, and an operator's manual

Batteries: Up to 3X more runtime