We require modified DC UPS modules for integration into smart prepaid electricity meters. The solution must be based on existing power bank/UPS designs with minimal adjustments to input/output interfaces and voltage configurations.

Key specifications:
- Input: 12V DC external supply
- Output: Stable 5V DC with 5A continuous current
- Capacity comparable to standard compact power banks
- Unit cost target: USD 3-8

No new product development required. Priority given to suppliers who can implement simple interface connector modifications while maintaining cost efficiency.

We are seeking suppliers for portable solar hand power banks with the following specifications:  

? Capacity: 4000 mAh/3.7V/14.8WH  
? Dual output: USB or Type-C (5V/1A)  
? Solar charging with high-efficiency panel  
? ABS plastic construction  
? Certifications: CE, RoHS, FCC or equivalent  
? Dimensions: 125×78×13mm / Weight: 136g  

Please provide:  
1. MOQ and packaging options  
2. FOB/EXW & CIF pricing for trial/large orders  
3. Production lead time and delivery schedule  
4. Warranty terms and sample availability  
5. Product catalog/datasheet with images  

Samples required for quality evaluation prior to bulk order.

UPS Rating: 2x40 KVA / 36KW; 3 Phase In, 3 Phase Out; Double conversion; True online; Pure Sine Wave UPS; Power Management Software for LAN Shutdown and Monitoring; LCD monitoring display Panel, w/WEB/SNMP monitoring capability; Battery Banks: 36 External Batteries Power sonic 12V - 9AH (Dimension L - 350, W - 167, H - 179), 72 internal batteries power sonic, 12V - 9AH (Dimension Standard); Backup Time: 2Hours Full Load. Plz confirm product availability and pricing

Do you have power bank with the approximate dimensions 150*51*25 15000 mAh?

Could you kindly provide a quotation for the following items: 1. Light Microscopes x 85. Laboratory Biological Compound Microscope - With Five (5)/Four objective lenses ranging from 10x to 100x Magnification. - Eyepiece of 10x Magnification. - With a Binocular or trinocular head. - Able to achieve a maximum of 1000x Magnification, that is, eye piece 10x objective of 100x. - Power supply of both Main(AC current of about 220V to 240V) and battery powered (DC Current). 2. Sophisticated Microscopes x 4. Microscope Digital Camera (Trinocular Biological). Microscope (Anti - Fungus Coating and Infinite high quality optical system. System (Wide Field eyepiece WF10x/20mm and Backwards. Quintuple nose piece, Infinite plan achromatic objectives 4x, 10x, 40x,100x(oil), Magnification: 40x, 100x, 400x and 1000x. External Transformer type that can be connected to a power bank. Blue colour option, Multifunctional all - in - one camera that integrates a 13.3 - inch display screen and a 4k image acquisition and processing system. 8.0MP Image and video capture, HDMI, WIFI and USB 3.0 Output. LED illumination system, brightness adjustable, double layer Mechanical stage, Abbe Condenser NA1.25 With Iris Diaphragm. Image View software for PC Included. Or equivalent specifications

I want to buy E4S 18650 Portable Power Source Bank and Charger  or E3S-QC 18650x4 Portable Power Source Bank   Quick Charger 30W.

Inquiry About  Dual USB Portable 20000mAh solar mobile power bank(PB-SS006)