5pcs 5V To 3.3V DC Step Down Power Supply Buck Module AMS1117 800MA Automatic Adjustable Boost Board Start Limit Voltage

100% Brand New and High Quality Size: 8.6mm x 12.3mm Input voltage: DC 4.2 V-10 V Output: 3.3 V, 800 mA Kindly note: 1. Boost modules or buck module indicate the operating voltage, Please donot exceed operating voltage , or it will be damaged easily ! 2. Boost module output voltage can only be greater than or equal to input voltage, cannot be le than the input voltage! 3. Buck module input voltage must be higher than output voltage of 1.5V or 2V, otherwise it can not output enough power! 4. Automatic Adjustable Boost or Buck module has start voltage and limit working voltage, Please donot exceed them , or it will be damaged easily ! 5. Cannot reverse polarity , or it will be short circuit, or will be born easily ! Package Included: 5Pcs Step-down modules

About shping
Shping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

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