Lightweight 18650 Lithium - Ion Rechargeable Battery Pack 12V 21Ah 3s7p

Lightweight 18650 Lithium - Ion Rechargeable Battery Pack 12V 21Ah 3s7p?

Battery?operation?instruction

Period?of?Warranty

Because?batteries?utilize?a?chemical?reaction,?battery?performance?will?deteriorate?over?time?even?if?stored?for?a?long?period?of?time?without?being?used.?In?addition,?if?the?various?usage?conditions?such?as?discharge,?ambient?temperature,?are?not?maintained?within?the?specified?ranges?the?life?expectancy?of?the?battery?may?be?shortened?or?the?device?in?which?the?battery?is?used?may?be?damaged?by?electrolyte?leakage.?Please?change?the?battery?in?time.

The?discharging?current?does?not?have?to?surpass?this?specification?book?stipulation?the?biggest?discharging?current,?the?over?sized?electric?current?electric?discharge?can?cause?the?battery?capacity?play?to?reduce?and?to?cause?the?battery?heat.

Storing?the?Batteries

The?battery?should?store?in?the?product?specification?book?stipulation?temperature?range.?If?has?surpasses?above?for?six?months?the?long?time?storage,?the?discharge?capacity?will?decrease?sharply.

Applications:

This?battery?not?only?for?electric?bikes,?scooters,?hybrid?electric?vehicles?(HEVs)?and?

electric?vehicles?(EVs),?but?also?for?electricity,?communication,?mines,?solar?and?

wind?electricity?generation?applications,?

wind/solar?energy?storage?system,?and?other?multi-power?systems?in?the?military?use.

Specification:

Feature:

a.?Good?performance?at?high?temperature?and?high?temperature?resistance

b.?No?memory?effects?and?highly?efficient?charge.

c.?Lighter?weight,?with?the?best?power-to-weight

d.?Low?self-discharge?rate,?less?than?3%?monthly.

e.?Environment?friendly:?Clean?and?Green?energy?poses?no?pollution?on?our?environment.

f.?Long?life-cycle:?Can?be?circularly?used,?more?than?800?times?recycles.

Our service:

1. Ability?for?customers?to?order?and?receive?products?at?a?distance?in?a?short?time

2. 10?years?of?manufacturing?experience?in?li-ion?battery?pack.

3. After-sales?service?of?high?level

4. Great?knowledge?of?the?market?by?Hi-Tech

5. High?inventory?turnover:?more?new?products?and?more?competitive?prices