ITEM NAME:DC DC 0.9V-5V to 5V 600MA Power Bank Charger Step Up Boost Converter Module Product Description Description: DC DC 0.9V-5V to 5V 600MA Power Bank Charger Step Up Boost Converter Supply Voltage Module Charging Circuit Board Feature: 1. This module uses high-performance imported chips, and its performance is better than that of general modules. 2. Input of 0.9V~5V arbitrary DC voltage, can output 5V DC voltage stably, with a single AA battery power supply can output up to 200-300MA current, two AA batteries power supply can output 500-600MA current, for your mobile phone (for iPhone temporarily unable), camera, single chip computer and digital products power supply. 3. Conversion efficiency is high, up to 96%. 4. With USB female base, widely used. 5. Ultra-small volume (PCB board 25mm*18mm*10mm), used for installation in various small equipment. 6. With working indicator lamp. Specification: Industrial-grade temperature range: -40℃-85℃ PCB board size: 25mm*18mm*10mm/0.98*0.7*0.39'' Packing weight: 3g Note: Please allow 1-3cm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Included: 1 x Step Up Boost Converter Module.Included: 1 x Step Up Boost Converter Module. With working indicator lamp. PCB board size: 25mm 18mm 10mm/0.98 0.7 0.39". Due to the different display and different light, the picture may not show the actual color of the item.