Why does the Price of Custom Power Banks Charger Gift Sets Have a Big Gap Between Different Factories? information:

Power Banks emergency battery chargers can be considered as lifesavers as they power our precious devices while we’re on the move. An efficient charger can quickly charge electronic devices, ensuring that users can go about their business as usual. Your target audience can use our promotional power banks to charge cell phones, tablets, laptops, MP3 players and other electronic devices. Sometimes, customers wonder there is a big price gap of the promotional personalized power banks between different factories. Each products have a reasonable price range. As factory directly wholesale, the price that we offered and the costs have been accurately calculated with reasonable profit. Some clients got a price much lower than us, the quality of the product must be not good. Below is the details for the cost of custom imprint portable mobile powerbank chargers. 1.Capacity of power banks: Our factory provides the real and harga capacity power bank. Some factories use fake capacity cell inside. Like, the power bank marks as 10400mah, but it turns out the power bank can only charge the mobile one time or even impossible to power up the smartphone once as the factories put 2600mah cell inside the case. Have a reliable supplier of power bank is very important. 2. Overload protection system of customized Power Bank, the crucial point of the safety: We have over-voltage, under-voltage, over dicharge, over current, overload and short circuit battery protection systme which is the basic and crucial guarantee for using battery. In order to cut-down the cost, Some factories power bank even has not the protecting for the device inside, this will cause dangerous for people to use. 3. Power bank aging test: Aging test is the important part for power bank quality and price. What is the aging testing of power banks? Ageing test is to inspect the efficiency of power bank charging times and maximum activate of lithium ion or polymer cell inside. To make sure excellent quality, we take over 8 hours for aging testing, sometimes it needs 3 days. Our engineer team strictly test battery one by one following battery industries' testing process to double ensure safety and stable quality of finished power banks products. The usage of power bank battery will be unstable without aging testing and the power bank can only be used for several times.