I know some here have looked for similar. Plus they have C and D cells
- first time I've seen long life in the larger sizes.
£2.99/pack "These batteries are ready-to-use as soon as you remove them from their packaging and will hold their charge even after extended periods of time without use. This is due to their low self-discharge compared to regular rechargeable batteries. Choose from 4 x AAA 850mAh, 4 x AA 2100mAh, 2 x C 4000mAh, 2 x D 4500mAh or Block 200mAh"Can recommend their remote sockets too. £15
"Set includes 2 socket adaptors with on/off function and 2 socket adaptors with dimmer function"