100% brand new and high qualityOOTDTY  Introduction:Used with toys, calculators, pointers, calculators, cameras, clocks, watches, computers, games, digital cameras, camcorders, PDAs, remote controls, electronic instruments, MP3 players, digital voice recorders, blood glucose meters, cholesterol testing meters, LED lights and other electronic appliances.Features:Provide excellent continuous power.Ideal temperature resistance and superior storage capacity.High voltage of 3 volts, Extremely small self-discharge for long service and shelf life.Non rechargeable batteries and commonly used for warches, calculators, and many other electronics.Equivalent to the DL2430, BR2430, KL2430, L2430, ECR2430, 5011LC, L20, KCR2430, E-CR2430, KECR2430, LF1/2W.Batteries only, other accessories demo in the picture are not included!Tips：1. Wipe the battery with dry cloth ansd set properly confirming end(+.-).2. Keep the battery in a dark, cool and dry place.3. Use finger sacks or non-metallic tweezers.4. Do not throw the battery in ti fire, not recharge.5. Insert the battery in the right direction and avoid short-circuit.6. Keep away from children. Specification:Model: CR2430Material: MetalRated capacity: 10Standard Voltage: 3VStorage Temperature: ＜45℃Working Temperature: -20~ +70℃Diameter: app.2.3cm/0.91inQuantity: 1 SetNote:1.No retail package.2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes:5 Pcs x Batteries