Batteries and accessories

60 ProductsPage 2 of 3
Otronic 500Ma Mini Solar Lipo Lithium Charger Module CN3065
Solar panel input: 4.4-6VMax charging current: 500MaInterface: 2-pin JST connectors (or PH2.0)Short circuit protectionContinuous charging current...
Otronic BMS 4S 30A Protection circuit with balancing function
This BMS (Battery Management System) ensures that when charging 4 batteries (such as the 18650) of 3.7V, all batteries are charged equally. Set...
Otronic 9V battery holder with ON OFF toggle switch 9 volt with cover
9v Battery Holder with ON OFF Rocker Switch 9 Volt Box with Lid Description: 1. Material: Plastic 2. Output Voltage: 9V 3. Output Voltage: 9V 4. Outpu...
Otronic 1S 18650 Battery Capacity Tester Li-Ion Module
1S 18650 Li-po lithium battery capacity indicator module Color: outline red, display block blue Display part size is 3.1cm x 2cm...
Otronic CR2032 Lithium button cell battery 3V
-25%
Good quality CR2032 Lithium button cell battery (Non-rechargeable) Voltage: 3V Diameter: 19.7mm Thickness: 3mm Dimensions <...
Otronic 2x AA battery holder (3V)
Battery holder for 2x AA battery Dimensions Length: 5.8cm Width: 3.18cm Height: 1.38cm...
Otronic TP5000 4.2V 3.6V 1A Lithium Battery Charging Module
PCB size: 21.5*14.5*4.2mm; Input voltage: DC 4.5-9V (recommended not to exceed 7V) Output voltage: DC 4.2V/3.6V (s...
Otronic 4x AA battery holder with DC jack (6V)
Battery holder for 4x AA battery with a DC jack Dimensions Length: 5.71cm Width: 6.1cm Height: 1.35cm...
Otronic 8x AA battery holder (Back-To-Back 12V)
Battery holder for 8x AA (Back-To-Back) Dimensions Length: 5.7cmWidth: 6.28cmHeight: 2.66cm...
Otronic 9V battery clip with 5.5mm jack
A battery clip for 9V battery with a 5.5mm jack. Suitable for powering Arduino UNO, Arduino MEGA, ESP32 R32 and other devices that have a 5.5mm jack....
Otronic 3x AA battery holder (4.5V)
Battery holder for 3x AA battery Dimensions Length: 5.7cm Width: 4.6cm Height: 1.5cm...
Otronic 4x AA battery holder (6V)
Battery holder for 4x AA battery...
Otronic 2x AAA battery holder with on/off switch (3V)
Battery holder for 2x AAA battery with handy on/off switch Dimensions Length: 6.25cm Width: 2.52cm Height: 1.48cm...
Otronic 18650 Battery holder with Charger and 12V Step-up module (USB-C)
This advanced 18650 battery holder, with integrated charger and 12V step up module, is designed for electronics hobbyists and professionals who need r...
Otronic 2x AA battery holder with on/off switch (3V)
Battery holder for 2x AA battery with a handy on/off switch Dimensions Length: 6.8cm Width: 3.4cm Height: 1.9cm...
Otronic 18650 battery holder double
Battery holder for 2x 3.7V round lithium 18650 battery. Dimensions Length: 7.6cmWidth: 4.1cmHeight: 2cm...
Otronic 18650 Battery holder with Charger and 9V Step-up module (USB-C)
This advanced 18650 battery holder, with integrated charger and 9V step up module, is designed for electronics hobbyists and professionals who need re...
Otronic LIPO tester with alarm buzzer 1S to 8S
Lipo alarm to protect against over-discharging of a LIPO battery. As soon as it falls below the set threshold value, this alarm will give a clear sign...
Otronic 3S 18650 Battery Capacity Tester Li-Ion Module
3S 18650 Li-po lithium battery capacity indicator module Color: outline red, display block blue Display part size is 3.1cm x 2cm...
Otronic 3x AAA battery holder with on/off switch (4.5V)
Battery holder for 3x AAA battery with handy on/off switch Dimensions Length: 6.25cm Width: 1.55cm Height: 3.65cm...
Otronic 2x AAA battery holder (3V)
Battery holder for 2x AAA battery Dimensions Length: 5.13cm Width: 2.34cm Height: 1.15cm...
Otronic 3x 18650 battery holder
Battery holder for 3x 18650 battery Dimensions Length: 7.6cm Width: 6.1cm Height: 2.05cm...
Otronic 4x AAA battery holder with on/off switch (6V)
Battery holder for 4x AAA battery with handy on/off switch Dimensions Length: 6.17cm Width: 4.8cm Height: 1.57cm...