Battery Specification:
1.Battery Type:18650 Rechargeable Li-Ion battery.
2.Capacity: 4000mAh.
3.Voltage: 3.7V.
4.Material: Li-ion Battery.
5.Color: Black and gold.
6.Charge Time: about 6-8hours.
7.Rechargeable times: Up to 1000 times.
8.Size: 2.7(body) x 0.7 inches (Diameter).
9.Weight: 2.8oz(2pcs).

Charger specification:
1.Input : AC 100V - 240V , 50 / 60Hz.
2.Output : DC 4.2V.
3.Shell Color: Black.
4.Indicator light :Green (before charge)--red (charging)--Green (finish charge).
5.Dimensions: 3.4 x 1.4 x 1.9 inches.
6.Weight：2oz.

Package include:
2 X 18650 4O00mah Protected Rechargeable Lithium Battery.
1 X Wireless Charger.

Warning:
1.Do not insert batteries with (+)and （-）reversed when charging.
2.Do not disassemble ,dispose in fire ,heat or shot circuit.
3.Do not submerge the batteries in water.

• HIGH QUALITY 3.7V 18650 4000mA Rechargeable Lithium battery.
• No memory effect ,can be recharged up to 700 times when fully.Safe and environment.
• With overcharge / discharge protection function that you can use it without worry.
• 18650 battery compatible with: Battery appliances such as emergency lighting, portable devices, power tools.
• Lightweight travel charger for easy transport.

HIGH QUALITY 3.7V 18650 4000mA Rechargeable Lithium battery.Mini Butterball