Product description Portable & Compact Credit Card Size: 3.38" x 2.08" x 0.14"(LxWxH). It is very convenient that card lights are as small as a credit card . Lightweight： 0.53 oz(15g) of each one. You will not sense the weight of our mini LED lights. Easy to Carry: Just put card light in your purse or pocket and use it anytime & anywhere. Battery Replaceable (Come with CR1220 Cell Battery) 1, Gently Slide Out the Bulb 2,Remove the Cell Battery Out 3,Put New Cell Battery In (Note the direction of Battery: Up and Down) Multicolor Card with White Light White Black Blue Red Green-10 Customer Reviews 4.2 out of 5 stars 61 4.2 out of 5 stars 61 4.2 out of 5 stars 61 4.2 out of 5 stars 61 4.2 out of 5 stars 61 4.2 out of 5 stars 61 Price $16.88 $ 16 . 99 Quantity 10 Pcs( 20 Pcs Available) 10 Pcs( 20 Pcs Available) 10 Pcs( 20 Pcs Available) 10 Pcs 10 Pcs( 20 Pcs Available) 10 Pcs Power Battery Powered Battery Powered Battery Powered Battery Powered Battery Powered Battery Powered Working Mode Steady On Steady On Steady On Steady On Steady On Steady On About this item Cute Christmas Gift: A very unique and useful gift that will hit your Christmas party. Cute and practical pocket lamp lights that people are especially impressed by and will love Portable Mini Credit Card Lights: 10 x Card Lights & 5 x CR1220 Battery GIFT, 2 pcs of each color (White, Blue, Black, Red, Green). Credit Card Light Size: 3.38" x 2.08" x 0.14" (LxWxH), Weight: 0.53 oz of each one. Just put card light in your purse or pocket and use it anytime & anywhere Battery Replaceable & Brightness: Come with 5 pcs CR1220 Batteries GIFT. Powered by CR1220 cell battery (included), easy to be replaced, just slide out the bulb and replace the battery. Brightness: 45lm (Night light is about 1020lm), NOT a Flashlight Hand