
Tac Battery promise: The battery is 100% original and authentic, We accept return goods & refund if the battery is not original.
No. | Item | Specification |
1 | Normal Capacity | 2900mAh |
2 | Normal Voltage | 3.7V |
3 | Charge voltage | 4.2V |
4 | Dimensions | ≤ 18mm (T)* ≤ 18mm(W)* ≤ 65mm(L) |
5 | Weight | Approx: 46g |
6 | Discharge cut-off voltage | 2.7V |
7 | Standard Charging method | 0.2C constant current charge to 4.2v, |
8 | Charging time | Standard charging: 5.0 hours |
9 | Operating Temperature Range | Charge: 0 ~ 45’ C |
Discharge: -20 ~ 60’ C | ||
10 | Overcharge protection voltage | 4.2V |
11 | Over discharge protection voltage | 2.7V |
12 | Life cycle | More than 300 times |
Packaging & Shipping
Features:
Payment: HSBC,T/T, PayPal.
We totally understand the price is crucial to customer, so we will
do our best to maximize your profits.
Notice
Tac will solve all problems if any damage or problem with it,
please check carefully after
get the goods,and notify us within one week. we will replace with
free,On the other side every one of our products are under strictly
inspection, and make sure all of them in good condition only after
ship out.
Q1: When are you available?
A1: 24 hours online every day
Q2:What's your main products?
A2: Tac is our own brand,we also provide authentic for brand
battery
Q3: How is the quality of the products?
A3: 1.Always provide the premium authentic products,never fake
2.Only provide A Grade cells
Q4: Do you provide the OEM&ODM service?
A4: Yes,of course.We will try our best to meet our customers'
requestment
Q5: How do we place an order?
A5: Contact us and let me know your detail require
PI(Proforma Invoice) made for you to check
The payment is finished by you ,and issue the bank receipt to us so
that Our company account will checked at once
The products are arranged as soon as possible
Once given the tracking number,we will send you the tracking number
Q6: What's the lead time?
A6: 1.Sample orders: 1-3 working days
2.Bulk orders: 3-5 working days according to different quantities
3.OEM: 7-12 working days on receipt of sample confirmation
Q7: What's the shipping?
A7: 1.We will choose the most safest and the most economical
shipping way for you
2.3-5 days from China to the destination country.Please note that
some remote area may 1- 3 days delay
Q8: What's the payment?
A8: T/T & Paypal
Q9: What's the warranty of the products?
A9: 1.12 Months warranty
Guang Zhou Sunland New Energy Technology Co., Ltd.
Guangzhou Sunland New Energy Technology Co., Ltd. (Sunland Power) is a senior professional service provider of
battery application. Aiming at serving industrial users, it is
dedicated to providing industrial users with optimized battery
supporting solutions and safe, environmental friendly and
cost-effective battery products.
It has a R & D, engineering and management team with more than
10 years of industry experience
From upstream to downstream, the battery industry has the advantage
of vertical integration
Specializing in batteries, battery packs, battery management
systems and energy solutions
The products are widely used in medical devices, coal mine
security, electronic appliances, power supply and standby energy
storage system. For example, the power supply system of electric
bicycle; Solar energy storage power supply system, UPS backup power
supply system. At the same time, it is also an ideal choice for
vehicle starting power supply, military painting and other fields.
We provide professional design and customization services according
to the special needs of customers.