The power bank lipstick style lightweight compact designs provides easy fit into your pocket or small bag. It constructed with grade A cells and premium microchips to ensure the highest and best quality. Charge time: 3-4 hours via AC 0.8A adapter.product size measured 4/5"diameterx3 3/5" length. It keeps charge with a standby time up to 6 months after fully charged. It can quickly and effectively solves the low power problem for your devices while on-the-go.printing custom logo is accepted.price including printing 1 color logo on it.