1) 1400mAh 3.7V Canon NB-5L Lithium Ion Battery
Spare replacement rechargeable long lasting battery
No longer need to worry that your Canon digital cameras run out of power when capturing the perfect moments!
    
Specifications
Capacity: 1400mAh
Voltage: 3.7V 
Compatible with Canon NB-5L NB5L Powershot S100 SX200 SX210 IS SX230 HS SD890
Dimensions: 1.77 in x 1.26 in x 0.28 in (4.5 cm x 3.2 cm x 0.7 cm)
Weight: 0.74 oz (21 g)






2) 1600mAh 3.7V GOPRO AHDBT-201/301 Lithium Ion Battery

                         

 
Specifications
Capacity: 1600mAh
Voltage: 3.7V
Compatible with GoPro Hero 3 / Hero 3+
Integrated microchip prevents overcharging and lengthens battery life
Weight: 25g







3) 1600mAh 3.7V GOPRO AHDBT-301 Lithium Ion Battery


Specifications
Capacity: 1600mAh
Voltage: 3.7V
Built-in rechargeable battery protection circuits, safe
Weight: 25g








4) Nikon EN-EL 19 1200mAh 3.7V Lithium Ion Battery for CoolPix Cameras 


Specifications
Capacity: 1200mAh
Voltage: 3.7V
Rechargeable battery compatible with Nikon CoolPix Cameras (S32, S100, S2500, S2600, S2700, S2750 etc.)
The spare battery has to be charged using the MH-66 battery charger