<br><b>SHIPPING: <br>🔥<b>Standard Shipping --- 14 - 28 Working Days. Carrier：Order amount is over $5 shipped by USPS. <br>🔥Expedited Shipping --- 3 - 5 Working Days. Carrier; DHL/EMS./FEDX</b> <br>🔥<b>Quality Assurance: If there are quality problems within 30 days, we will refund the full amount, thank you <br>🔥If you have any questions, please contact us in time and we will reply you within 24 hours.</b><br><br><br><b>specification: <br>🔥Product model:BH-042100-04U <br>🔥The input voltage:DC 5V 1-2A <br>🔥The output voltage:DC 4.2V 1000mA <br>🔥Product size:90*30*122mm  <br>🔥Product certification:CE/EMC/FCC <br>🔥Compatible battery model:10440 14500 16340 16650 14650 18350 18500 18650 rechargable battery </b><br><br><br><b>packages: <br>🔥1x battery charger