Specifics
Brand: PKCELL
May also be known as: BR1220, DL1220, KL1220, L1220, ECR1220, 1220, CR BR 1220, L04, SB-T13, 5012LC
Model: CR1220 Lithium Battery
Capacity: 40mAh
Volt: 3V
Chemical Composition: Lithium
Shelf Life: 5 years (not printed on battery)
Diameter: About  12.5mm / 0.49"
Height: About 2.0mm / 0.08"
Conversion : 1mm = 0.0393 inch
Application: Padded Mail, cameras, watches, electronic agenda and games, calculators, gshocks, devices, thermometers, toys, electric cameras, magnifier lights, book lights, keyless entry, consumer electronics and hearing aid industry, computers, toy car remote controls, christmas ornaments, christmas lighting necklaces, tree lights, hand lights, DVRs, car key remotes, electronic scales, computer motherboards, electronic notebooks, game consoles, mobile games, swatch, fossil, timex, casio.
 
Note: 
A: Some customers are confused about model number. 
Different callings. For example, CR2032 is also called 2032 or ECR2032 or DL2032. Actually they are the same.
B: Sometimes we hear from customers that they bought wrong size for their devices. 
That's very understandable. Because those button cells are very small and look very very similar from pictures.
Voltage are all 3V. Material are all Lithium. The differences are dimensions.
Tip: The battery is named by dimension!  

CR1220   12.5(D)*2.0(H)MM

Choking hazard

Keep away from fire sources

Don't pile the batteries together

Use details

Choking hazard

Please keep out of reach of children to prevent children from swallowing.

Keep away from fire sources

Don't recharge or dispose of batteries in fire. Keep unused cells in a cool and dry place, do not expose them to sunlight.

Don't pile the batteries together

Do not stack different types of batteries or old and new batteries together to avoid battery power loss or short circuit.

Use details

Please avoid touching the positive and negative electrodes with your fingers at the same time, it will easily cause power loss and affect the service life.

DataCaciques