... - Battery life: over 1 year- One year manufacturing guaranteePACKING INFORMATION:- Packaging : Bubble bag- - Packing info. : 100pcs/ctn, 40 x ... the required time to complete production. Packing:Usually carton packaging, or PVC bag with a label. Specifically according to ... the customer to your needs, you can use any packaging situation. 1,Customer First2,sincere cooperation3,Mutually beneficial4,Joint ...