2700 Series. These batteries can replace any standard AA batteries.
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2PCS/LOT 1.2V 80mAh Ni-MH With Pins Ni MH Batteries Rechargeable Button Cell Battery for timer
Aliexpress UK
Duracell AA 2500 mAh Rechargeable Batteries NiMH HR6.
eBay
1PCS/LOT 1.2V 80mAh Ni-MH With Pins Ni MH Batteries Rechargeable Button Cell Battery For Timer
Aliexpress UK
Capacity: AA 2800mAh AAA 1100mAh. Quality ensured! Specification of EBL AA AAA Batteries. Suggestion: Fit for 2.0A adapter only, Do not use 1.0A adapter. Longer life in the high drain devices than normal Alkaline batteries.
eBay
2PCS/LOT Ni MH Batteries With Pins 80mAh 2.4V Ni-MH Rechargeable Battery Button Cell
Aliexpress UK
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25PCS/LOT 1.2V 40mAh Ni-MH Ni MH Batteries With Pins Rechargeable Button Cell Battery
Aliexpress UK
We pride ourselves on our reputation for ensuring all orders are quickly processed and despatched. No account necessary. In special circumstances this may not be possible.
eBay
2PCS/LOT 1.2V 40mAh Ni-MH Button Cell Ni MH Batteries With Pins Rechargeable Battery
Aliexpress UK
Built for hundreds of cycles, they are an eco-friendly and cost-effective solution compared to disposable batteries.
eBay
2PCS/LOT 1.2V 40mAh Ni-MH Button Cell Ni MH Batteries With Pins Rechargeable Battery
Aliexpress UK
Longer in high drain devices than Alkaline batteries. Superior performance under low temperature condition. Quantity: 4/8/12/16. Total Weight: 130g/60g.
eBay
3-10pcs 3.6V 80mAh NI-MH Button Cell Ni MH Batteries with Pins Rechargeable Battery for Clock Memory Lawn Lamp
Aliexpress UK
With a capacity of 950 - 2600 mAh. You won’t have to worry about buying single use batteries again. You can install them right away in your electronic device.
eBay
1PCS/LOT 3.6V 80mAh NI-MH Ni MH Batteries With Pins Button Cell Rechargeable Battery For Clock Memory Lawn Lamp
Aliexpress UK