2Pcs 18650 4000mAh 3.7V Lithium Rechargeable Battey

Features: 1.High quality and durable. 2.Provides excellent continuous power sources to your device. 3.High energy density, long life battery. 4.It is good both in low and high temperature perations. 5.Fit for camera, watch, calcutors and other electronic devices. Specifications: 1. Brand: UltraFire. 2. Type: 18650. 3. Marking Capacity:4000mAh. 4. Actual capacity: 1400-1600MAH. 5. Voltage: 3.6-4.2v. 6. Chargering Time:6Hours. 7. Dimensions: 6.8 x 1.8cm/2.68 x 0.71inch(L x Dia.). 8. Plus plate: Yes. 9. Rechargeable: Yes. 9. Color: Black. 10. type: Lithium battery. 11. Dual mode protection board: Yes. Package Includes: 1 x 2Pcs UltraFire 18650 4000mAh 3.6-4.2V Lithium Batteries With board Black.