The Hahnel HL EL12 is a spare or replacement battery 3.7 V, 900 mAh for Nikon A1000, A900, B600 and W300 cameras.
Price: £29.99 from Wex Photographic
A replacement for the Nikon EN EL10, suitable for Nikon Coolpix S200 & S500 Digital Cameras. Capacity 660 mAh, 3.7 V, lithium ion.
The Hahnel HL EL14 Battery Nikon EN EL14EL14a is a spare or replacement battery, equivalent to the Nikon EN EL14, for the Nikon P7000, P7100, P7700, D3100, D3200, D3500, D5100, D5300, D5600 and Df cameras.
The Hahnel HL EL15 Battery Nikon EN EL15abc is a spare or replacement battery, equivalent to the Nikon EL EL15, for the Nikon D610, D7200, D750, D810, D7500, D850, Z 6 and Z 7 cameras.