The Petromax 18650 rechargeable battery set includes four lithium-ion batteries, suitable for the LM500 lamp and other devices that use 18650 cells. Each battery charges via USB-C in 1 hour and 45 minutes.
They have minimal self-discharge and no memory effect. The lighting time ranges from up to 160 hours at the lowest brightness to 5 hours at maximum brightness.
- Technology: Lithium-ion
- Quantity: 4
- Capacity: 3,450 mAh per battery
- Voltage: 3.6 V
- Charging: USB-C
- Charging time: 1 hour and 45 minutes
- Lighting time: Up to 160 hours at the lowest brightness and up to 5 hours at maximum brightness
- Operating temperature: Up to 45 °C
- Dimensions per battery: 18 × 65 × 18 mm (width × height × depth)
- Self-discharge: Minimal
- Memory effect: None
- Compatibility: LM500 lamp and devices that use 18650 cells