... and no leakage 3.Certificate UL,CE 4.Long life cycle 5.high quality and competitive price 1. 4v 0.8ah ... operating temperature range8. never leakage of acid,9. lead acid battery for desk lamp, lighting, toy, mini-speaker, flashlight, searchlight, emergency ... light, mosquito...10. we produce various battery for 6v and 4v11. if you have any questions, please ...