**Specifications:**
1. **Model:** LI-NING Thunder 80
2. **Type:** Offensive
3. **Weight Options:** 3U, 4U, 5U
4. **Technology:** AXFORCE80 Boosted Energy System
5. **Shaft Diameter:** 6.6mm slim high-strength bio-inspired shaft for powerful kills
6. **Material:** New generation carbon fiber racket for enhanced flexibility
7. **Shock Absorption:** High composite density shock absorption system to reduce sports injuries
8. **Recommended Tension:** 3U<=31 lbs
9. **Color:** Black Gold
10. **Weight:** 85-89g
11. **Suitability:** Suitable for strong players who prefer attacking play style
**Additional Models:**
1. **Model:** LI-NING AYPS002-1 Thunder 80
- **Recommended Tension:** 3U<=31 lbs
- **Weight:** 85-89g
2. **Model:** LI-NING AYPS004-1 Thunder 80
- **Recommended Tension:** 4U<=30 lbs
- **Weight:** 80-84g
3. **Model:** LI-NING AYPS006-1 Thunder 80
- **Recommended Tension:** 5U<=29 lbs
- **Weight:** 75-79g
**Balance Points:**
290mm below: Low balance point, suitable for defensive players
290mm-299mm: Medium balance point, suitable for all-around attacking players
300mm above: High balance point, suitable for offensive players
**Weight Categories:**
W1/5U: 81-84g
W2/4U: 85-89g
W3/3U: ≥90g
**Shaft Flexibility:**
Soft: Suitable for defensive players
Hard: Suitable for offensive players
**Length Options:**
Standard (665mm): Suitable for singles
Extended (675mm): Suitable for doubles
**Handle Grip Wrapping Steps:**
1. Start wrapping tightly from the bottom of the racket handle
2. Repeat covering 1/3 of the grip width at each layer
3. Trim excess parts after wrapping
4. Secure the top with finishing tape
**Brand:** LI-NING
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