The 12-digit screen is clearly displayed, and the reading is quick and easy Round buttons, comfortable buttons, easy operation Button noise reduction technology, refuse to interfere with learning ideas It can only save a few points and automatically sleep, wake up with any key, bring long-lasting battery life Weight: 104g Battery: button battery color:White Material:ABS size:. 141 x 87 x 9mm Package Contents: 1 x Calculator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Product name: Simple candy color handheld calculator student learning assistant accounting female mini portable power-saving computer Long battery life/slip base/smart sleep Small and light design, exquisite and cute, easy to carry 1.5cm body thickness Long battery life, no longer worrying about insufficient power (With two button batteries, normal use, electricity can be used for about 2 years)