1: input: DC 4.5 V-7 V (input voltage must be more than to output voltage high 1 V above.)
2: output: 3.3 V, 800 mA (load current can’t more than 800 mA)
3 : PCB size:8.6* 12.3 mm
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 less 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 !
1 PCS DC 5V to 3.3V Step-Down Power Supply Module AMS1117-3.3 LDO 800MA
1. We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW.
2. If you can’t checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 3 days.
1. China Post Air Mail: About 15-60 days to arrive
2. Singapore Post: About 15-35 days to arrive
3. EMS: About 7-20 days to arrive
4. Fedex/DHL/UPS/TNT: About 3-10 days to arrive
5. Any import fees and Charges are the buyerâ€™s responsibility. We will declare as you need to clear the custom easier.
6. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
Return & Refund
You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half.
Warranty & Guarantee
1. 12 months Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.
2. Defective items MUST BE reported and returned within the warranty period (and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY.
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|Shipping Company||Shipping Cost||Estimated Delivery Time|
|3 - 7 days|
|3 - 7 days|
|5 - 14 days|
|Post Air Mail||Free Shipping||15 - 45 days|
|Return Policy||If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.
N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
|Seller Service||On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).|